### 19.4 Using CSS with OmniHelp

OmniHelp relies on CSS (cascading style sheets), because DITA2Go removes all HTML formatting in the process of generating OmniHelp files. Most likely you will want to provide your own CSS to govern the appearance of text displayed in the topic frame.

In this section:

§19.4.1 Specifying CSS for topics in OmniHelp

§19.4.2 Understanding how CSS works in OmniHelp topics

§19.4.3 Specifying CSS for OmniHelp navigation frames

Previous Topic: 19.3.8 Getting OmniHelp supporting files in the right place

Next Topic: 19.4.1 Specifying CSS for topics in OmniHelp

Parent Topic: 19. Generating OmniHelp

Sibling Topics:

19.1 Understanding how OmniHelp works

19.2 Setting up OmniHelp viewer control files

19.3 Setting up an OmniHelp project

19.5 Customizing OmniHelp display features

19.6 Choosing navigation features for OmniHelp

19.7 Configuring contents and index for OmniHelp

19.8 Providing related-topic links in OmniHelp

19.9 Jumping to secondary windows in OmniHelp

19.10 Configuring full-text search for OmniHelp

19.11 Setting up CSH for OmniHelp

19.12 Merging OmniHelp projects

19.13 Assembling OmniHelp files for viewing

19.14 Deploying OmniHelp